AST101H1 Lecture Notes - Lecture 13: Lunar Prospector, Origin Of The Moon, Gravimetry
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AST101H1 Full Course Notes
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Moon - clementine probes radar system - lunar. Earth"s surface for a few months before settling out the extinction of the dinosaurs at the end of the cretaceous period 65 million years ago was believed to be caused by a giant asteroid impact. The many mass extinctions over the earth"s bio-history may be driven by asteroid/comet impacts. In 1994, comet shoemaker-levy collided with jupiter in sequence of spectacular impacts leaving noticeable scars and discolorations in jupiter"s atmosphere. History of the moon the apollo astronauts returned with rock samples from different regions of the moons - maria, highlands, ejecta from ray craters etc. rocks were dated and had a range of ages from 1 billion to. Different theories m o c s s a l c e n o t a s e c r u o s e r e r o m d n i f. The impact theory is currently the most favored.